WorksheetsESAS 9-1
Total questions: 50
Worksheet time: 25mins
Which location may be temporarily subject to dampness or wetness?
Dry
Damp
Moist
Wet
A train running at 60 kph decelerated at 2.5 m/min² for 12 minutes. Find the distance travelled in km within the period.
1.182
11.82
1.812
2.182
Which of the following is very reactive in its pure form?
Na
He
HCl
CO₂
Which of the following is an instruction that causes data to be brought from memory into an accumulator register?
LOAD
LOOP
FETCH
JUMP
Installations underground or in concrete slabs or masonry in direct contact with the earth.
Wet location
Dry location
Damp location
Moist location
MS-WORD is a type of?
System software
Operating system
Application software
System architecture
What is CD ROM?
Compact Disk Read Only Memory
Compatible Disk Read Only Memory
Compact Data Read Only Memory
Compatible Data Read Only Memory
What is the weight percentage of electrical engineering professional subjects?
40
45
35
25
In an ideal gas, both pressure and temperature increase to thrice the original pressure and temperature respectively. If the original volume is V₀, then the new volume is
2V₀
V₀
V₀/2
4V₀
What is the interest of P 8,600 after 4 years at 12 percent simple interest rate?
P 4,161
P 4,116
P 4,218
P 4,128
First Law of Thermodynamics is also known as
Conservation of Heat
Heat Transfer
Conservation of Energy
Utilization of Energy
Find the equivalent value of a 2 µF and 4 µF capacitors connected in parallel and in series with a 3 µF capacitor.
3 µF
2 µF
4 µF
5 µF
How do you measure the voltage of a circuit element?
Voltmeter in series with the element
Voltmeter in parallel with the element
Ammeter in parallel with the element
Ammeter in series with the element
What is the most common reinforcement for polymer composites?
Boron
Ceramic
Graphite
Glass fiber
A process in which pressure is constant.
Isobaric
Isochoric
Isometric
Isothermal
Section 40 of article IV of RA 7920 is the Penalty Clause, states that any person who shall violate any of the provisions of this Act shall be guilty of misdemeanor and shall, upon conviction, be sentenced to a fine of not less than ______ nor more than P 50,000 or imprisonment for a period not less than 6 months nor more than 5 years or both at the discretion of the court.
P 10,000
P 15,000
P 25,000
P 30,000
According to RA 7920 the members of the BEE shall hold office for a term of (correct) 3 years from the date of appointment or until their successors shall have been appointed and qualified.
6
4
3
5
Which doesn’t have electric charge?
proton
electron
molecule
neutron
May is declared as the electrical safety month in virtue of (correct) Proclamation no. 193 signed by Pres. Benigno Aquino III last June 27, 2011 for the reason of informing the public of the real reason of faulty electrical wiring.
RA 7920
Proclamation no. 193
Proclamation no. 183
RA 184
What is the maximum efficiency engine operates from a high temperature reservoir to a low temperature reservoir?
Carnot
Otto
Ericson
Bell-Coleman
EPIRA is RA 9136 which means
Electric Power Installation Reform Act
Energy Power Isolation Reform Act
Electric Power Industry Reform Act
Energy Power Institution Reliability Act
EPIRA is RA (correct) 9136
184
9136
9163
7920
A man pushes a 50-kg refrigerator at a distance of 15 m. If the coefficient of friction is 0.4, what is the work done by the man? Use g = 9.8 m/sec².
2490 J
7530 J
2940 J
7350 J
A mass m is released at a height h, using conservation of energy, find the final velocity of the mass as it hits the ground.
v = gh
v = gh/2
v = √2gh
v = √gh
A reservoir dam holds an 8.00-km² lake behind it. Just behind the lake is 12.0 m deep. What is water pressure at a point 3.0 m down from the lake’s surface?
27
29
25
24
Conservation of (correct) momentum is used in collision, explosion and the like.
mass
energy
momentum
heat
The deflection of a beam is
directly proportional to the modulus of elasticity and moment of inertia
inversely proportional to the modulus of elasticity and the length of the beam cubed
inversely proportional to the modulus of elasticity and moment of inertia
directly proportional to the load imposed and inversely proportional to the length squared
A copper column of annular cross-section has an outer diameter of 15 feet, and is subjected to a force of 45 kips. The allowable compressive stress is 300 lbf/ft². What should be the inner diameter?
3.52 ft
5.03 ft
4.59 ft
5.83 ft
How many moles are there in 21.58 g of Chloroform (CHCl₃)?
0.1608
0.1806
5.5352
5.5253
What is the system programs used to translate directly an assembly language to machine language called
Compiler
Debugger
Interpreter
Assembler
A machine is under consideration for investment. The cost of the machine is P 25,000. Each year it operates, the machine will generate a savings of P 15,000. Given an effective annual interest of 18 percent, what is the discounted payback period, in years, on the investment in this machine?
1.566
2.233
2.155
2.677
What best defines “annuity”?
a series of equal payments occurring at equal periods of time.
first payment does not begin until some later date.
value of the stock as stated on the stock certificate.
difference between the present value and the worth of money at some time in the future.
What interest rate compounded monthly is equivalent to an interest rate of 9 percent compounded quarterly?
9.10%
9.31%
9.93%
8.93%
A 20-m long extension cord made of 35 mm² THWG conductor has a cross-section of 0.033 cm². What is the resistance of the cord? (ρ = 1.7 x 10⁻⁶ Ω-m)
0.281 Ω
0.218 Ω
0.130 Ω
0.103 Ω
A bike worth P 10,000 is discounted now at 10 percent. Four months later the bike is sold with 15 percent discount. How much is the bike sold?
P 9,000
P 8,000
P 7,650
P 8,750
Accumulate P 6,000 at the end of 12 years at an interest rate of 10 percent.
P 1,931.84
P 18,830.57
P 1,911.78
P 18,635.09
Find the value of P 100 at the end of 2 years at an interest rate of 8 percent compounded quarterly.
P 116.64
P 116.99
P 117.17
P 117.29
Mr. Cruz borrowed P 12,000 at an interest rate of 10 percent per annum. Find the lump sum that he will pay at the end of 4 years.
P 17,569.20
P 8196.16
P 19,326.12
P 7,451.06
Find the initial deposit if you want to accumulate P 12,000 at the end of 6 years with an interest rate of 12 percent.
P 6,079.57
P 6,809.12
P 2,918.71
P 3,328.92
A truck accelerates from rest to 120 kph in 2 s. Find the average acceleration in m/s².
16.67
60
33.33
8.33
A side (2 in) of a square is loaded in tension by a force of 12 kips. Determine the normal stress in ksi in the square bar.
5.5
6
2.6
3
A price tag of P 1,500 is paid in 70 days, but if paid within 35 days, it will have a 5 percent discount. Find the rate of interest.
52 percent
54 percent
57 percent
36 percent
A price tag of P 1,450 is paid in 70 days, but if paid within 35 days, it will have a 5 percent discount. Find the rate of interest.
52 percent
54 percent
57 percent
36 percent
The change that the system undergoes from one equilibrium state to another is known as ____.
path
process
enthalpy change
entropy change
What is the entropy of a pure substance at a temperature of absolute zero?
Unity
Zero
Infinity
Undefined
Find the amount of P 30,000 at 15 percent per annum after 2 years.
P 39,675
P 22,685
P 34,500
P 30,000
Find the amount of P 30,000 at 6 percent simple interest after 5 years.
P 39,000
P 40,000
P 41,000
P 42,000
What is the amount of heat needed to turn 1 kg of the substance at its melting point from the solid to the liquid state?
Heat of fusion
Heat of vaporization
Heat of condensation
Heat of fission
What is the value of 11101110 base 2 to base 8?
356
365
653
635
A sports car is travelling at 50 kph when it applies full brakes. It travels 15 ft before coming to a full stop. If it now travels at 150 kph and applies brakes the same way, how far does it travel before it stops?
15 ft
26 ft
45 ft
135 ft
